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参数资料
| 型号： | MAX15026CATD+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/23页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BUCK PWM VM 14TDFN |
| 产品培训模块： | Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| PWM 型： | 电压模式 |
| 输出数： | 1 |
| 频率 - 最大： | 2.4MHz |
| 占空比： | 88% |
| 电源电压： | 4.5 V ~ 28 V |
| 降压： | 是 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 14-WFDFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
MAX15026
Low-Cost, Small, 4.5V to 28V Wide Operating
Range, DC-DC Synchronous Buck Controller
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 12V, R RT = 27k ? , R LIM = 30k ? , C VCC = 4.7μF, C IN = 1μF, T A = -40°C to +85°C (MAX15026B/CETD+, MAX15026BETD/V+),
T A = T J = -40°C to +125°C (MAX15026B/C/DATD+), unless otherwise noted. Typical values are at T A = +25°C.) (Note 2)
PARAMETER
LIM Reference Current
SYMBOL
I LIM
CONDITIONS
V LIM = 0.3V to 3V (Note 4)
MIN
45
TYP
50
MAX
55
UNITS
μA
LIM Reference Current Tempco
Number of Consecutive Current-
Limit Events to Hiccup
Soft-Start Timeout
Soft-Start Restart Timeout
Hiccup Timeout
Peak Low-Side Sink Current
Limit
V LIM = 0.3V to 3V
Out of soft-start
Sink limit = 1.5V, R LIM = 30k ? (Note 4)
2300
7
4096
8192
4096
75
ppm/°C
Events
Switching
Cycles
Switching
Cycles
Switching
Cycles
mV
BOOST
Boost Switch Resistance
V IN = V CC = 5V, I BST = 10mA
3
8
?
POWER-GOOD OUTPUT
PGOOD Threshold Rising
PGOOD Threshold Falling
90
88
94.5
92
97.5
94.5
%V FB
%V FB
PGOOD Output Leakage
PGOOD Output Low Voltage
I LEAK_PGD
V PGOOD_L
V IN = V PGOOD = 28V, V EN = 5V, V FB = 1V
I PGOOD = 2mA, EN = GND
-1
+1
0.4
μA
V
THERMAL SHUTDOWN
Thermal-Shutdown Threshold
Thermal-Shutdown Hysteresis
Temperature rising
Temperature falling
+150
20
°C
°C
Note 2: All devices are 100% tested at room temperature and guaranteed by design over the specified temperature range.
f SW + ( 1x10 )x(f SW 2 )
Note 3: Select R RT as: R RT =
17.3 × 10 9
? 7
where f SW is in Hertz.
Note 4: T A = +25°C.
Note 5: 10ns for MAX15026B, 18ns for the MAX15026C/D.
Note 6: 10ns for MAX15026B, 20ns for the MAX15026C/D.
4
Maxim Integrated
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX15026CETD+ | 功能描述:DC/DC 开关控制器 4.5-28V Synchronous Buck Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX15026CETD+G1D | 制造商:Maxim Integrated Products 功能描述:LOW-COST, SMALL, 4.5V TO 28V WIDE OPERATING RANGE, DC-DC SYN - Rail/Tube |
| MAX15026CETD+T | 功能描述:DC/DC 开关控制器 4.5-28V Synchronous Buck Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX15026CETD+TG1D | 制造商:Maxim Integrated Products 功能描述:LOW-COST, SMALL, 4.5V TO 28V WIDE OPERATING RANGE, DC-DC SYN - Tape and Reel |
| MAX15026CETD+TW | 制造商:Maxim Integrated Products 功能描述:LOW-COST SMALL 4.5V TO 28V WIDE OPERATING RANGE DC-DC CONT - Tape and Reel |
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